Amazing SpaceA nice collection of interactive activities where you can learn about black holes, collect solar system trading cards, and more. Each activity includes high quality graphics and animation.

Building the International Space StationDid you know that the International Space Station being constructed 250 miles above the earth will be about as long as a football field and weigh 1 million pounds? Learn about the Space Station, why it's being built, when it will be finished, how astronauts live in space, and more.

Earth and Moon ViewerView a map of the Earth showing the actual day and night regions at this moment. You can also view it as currently seen from the Sun, Moon, orbiting satellite, or from above a variety of cities.

Earth from SpaceIf you'd like to see how astronauts see the earth, this is the place to go. You might even be able to see how your own city looks from space!

Extreme Science: Space You've lived in our solar system all your life, but how much do you really know about it? Extreme Science teaches you about the sun and other planets in our solar system, and shows you how the Earth was formed. You'll be an expert in no time.

NASA Kids ClubLearn about space, rockets, and astronauts, color pictures, play games, look at space art, and read stories by other kids.

Popular Science: SpacePopSci's Space section includes articles on the latest in space discoveries, projects, new technology, and other news.

Sea and Sky: The SkyExplore the beauty and wonders of the universe. Sea and Sky is an incredible resource, providing extensive information on the mysteries of space.

Sky & Telescope: This Week's Sky at a Glance If you want to know what you'll be able to see in the sky, tonight, Sky & Telescope has the answer. While you're here, you can also learn the basics of stargazing, read up on the latest 'Astro News,' or check out the extensive photo gallery.

Space CampDo you think you have the right stuff to explore outer space? Go to Space Camp, a five-day program where you can train just like real astronauts.

StarChildA site where young astronomers can learn about the solar system, the universe, and other 'space stuff'. Includes 2 levels for different age groups.

Understanding the UniverseDo you know how big the universe is? How far away the stars and galaxies are? How long it took for life to form on earth? Visit this site for a tour of the universe, and learn the answers to these and many other questions!

Virtual Solar SystemA nice site from National Geographic with a good amount of information about our solar system and its planets.

Welcome To The PlanetsLearn about the planets in our solar system and the spacecraft we send out to explore them.

Windows to the UniverseThere's a lot of space out there, and a lot of information about it at this web site. Features 3 different learning levels plus a kids section with games and activities.

Your Weight On Other WorldsDid you know that a person who weighs 120 pounds on earth, would weigh just 8 pounds on Pluto? Enter your weight at this site and you'll be able to see how much you would weigh on 16 other planets, moons, and even stars.